.head_public
{
    background-color:#040f3c !important;
    border-bottom: 1px solid #00eff2;
    box-shadow: 9px 2px 17px #00eff2;
}

.layui-nav .layui-this:after, .layui-nav-bar, .layui-nav-tree .layui-nav-itemed:after
{
    position: absolute;
    left: 0;
    top: 0;
    width: 0;
    height: 5px;
    background-color: #00eff2;
    transition: all .2s;
    -webkit-transition: all .2s;
}
.layui-nav .layui-nav-child a
{
    color: #fff;
}
dt,dd
{
    line-height: 36px;
}


.layui-nav-child {
    display: none;
    position: absolute;
    left: 0;
    top: 65px;
    min-width: 100%;
    line-height: 36px;
    padding: 5px 0;
    box-shadow: 0 2px 4px rgba(0,0,0,.12);
    border: 1px solid #d2d2d2;
    background-color: #040f3c !important;
    z-index: 100;
    border-radius: 2px;
    white-space: nowrap;
}